which can be any number you see fit for your job

5/8-11 x 1 1/2 Socket Cap Screw 316 Stainless Steel

Alloy Socket Head Cap Screws from Brighton Best

1-8 x 4 Grade 5 Hex Cap Screw Zinc Plated

3 USS Flat Washer Zinc Plated

11/32 Heavy Duty Jobber Drill Bit (6) Phillips Flat Machine Screws Type F Zinc Plated which can be any number11 32 Heavy Duty Jobber Drill Bit . Web construction is heavier than general purpose construction making it particularly suitable for cotter pin hole drilling and cross hole drilling in head of bolts. The heavy construction affords efficient drilling in stainless steel and other hard materials. The split point reduces the thrust requirements and minimizes walking.